diff options
Diffstat (limited to 'sys/dev/mk48txx/mk48txxvar.h')
-rw-r--r-- | sys/dev/mk48txx/mk48txxvar.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sys/dev/mk48txx/mk48txxvar.h b/sys/dev/mk48txx/mk48txxvar.h new file mode 100644 index 0000000..2cf47d5 --- /dev/null +++ b/sys/dev/mk48txx/mk48txxvar.h @@ -0,0 +1,64 @@ +/*- + * Copyright (c) 2000 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Paul Kranenburg. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * from: NetBSD: mk48txxvar.h,v 1.1 2003/11/01 22:41:42 tsutsui Exp + * + * $FreeBSD$ + */ + +typedef u_int8_t (*mk48txx_nvrd_t)(device_t, int); +typedef void (*mk48txx_nvwr_t)(device_t, int, u_int8_t); + +struct mk48txx_softc { + bus_space_tag_t sc_bst; /* bus space tag */ + bus_space_handle_t sc_bsh; /* bus space handle */ + + const char *sc_model; /* chip model name */ + bus_size_t sc_nvramsz; /* Size of NVRAM on the chip */ + bus_size_t sc_clkoffset; /* Offset in NVRAM to clock bits */ + u_int sc_year0; /* year counter offset */ + u_int sc_flag; /* MD flags */ +#define MK48TXX_NO_CENT_ADJUST 0x0001 + + mk48txx_nvrd_t sc_nvrd; /* NVRAM/RTC read function */ + mk48txx_nvwr_t sc_nvwr; /* NVRAM/RTC write function */ +}; + +/* Chip attach function */ +int mk48txx_attach(device_t); + +/* Methods for the clock interface */ +int mk48txx_gettime(device_t, struct timespec *); +int mk48txx_settime(device_t, struct timespec *); |